/*
 * (c) Copyright 2023 Palantir Technologies Inc. All rights reserved.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.palantir.atlasdb.keyvalue.cassandra;

import com.google.common.collect.ImmutableMap;
import com.palantir.atlasdb.keyvalue.cassandra.pool.CassandraServer;
import java.util.Set;
import java.util.function.Function;
import java.util.stream.Stream;

public enum CassandraServerOrigin {
    CONFIG,
    LAST_KNOWN,
    TOKEN_RANGE;

    public static ImmutableMap<CassandraServer, CassandraServerOrigin> mapAllServersToOrigin(
            Set<CassandraServer> servers, CassandraServerOrigin origin) {
        return mapAllServersToOrigin(servers.stream(), origin);
    }

    public static ImmutableMap<CassandraServer, CassandraServerOrigin> mapAllServersToOrigin(
            Stream<CassandraServer> servers, CassandraServerOrigin origin) {
        return servers.distinct().collect(ImmutableMap.toImmutableMap(Function.identity(), _v -> origin));
    }
}
